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Date:      Thu, 10 Jan 2019 19:33:12 +0000
From:      bugzilla-noreply@freebsd.org
To:        bugs@FreeBSD.org
Subject:   [Bug 234296] FreeBSD 12.0-STABLE r342216 Fatal trap 12
Message-ID:  <bug-234296-227-A1UW3DzYPR@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-234296-227@https.bugs.freebsd.org/bugzilla/>
References:  <bug-234296-227@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=234296

--- Comment #8 from Mark Johnston <markj@FreeBSD.org> ---
sizeof(struct vnode) == 480, so it looks like this is a use-after-free in the
512 byte malloc zone.  The callout is at offset 0xb8 into the structure.  Based
on some skimming of the CTF type graph, this is very likely to be a struct
llentry...

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